Re: [dhcwg] Fwd: New Version Notification for draft-ietf-dhc-sedhcpv6-20.txt

神明達哉 <jinmei@wide.ad.jp> Wed, 15 February 2017 17:51 UTC

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To: "Templin, Fred L" <Fred.L.Templin@boeing.com>
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Subject: Re: [dhcwg] Fwd: New Version Notification for draft-ietf-dhc-sedhcpv6-20.txt
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At Fri, 10 Feb 2017 22:46:58 +0000,
"Templin, Fred L" <Fred.L.Templin@boeing.com> wrote:

> Hi, I have not reviewed this latest version of the draft but in my understanding
> from past discussions is that this mechanism always encrypts and there is no
> longer an "authentication-only" mode. That being the case, if this work is to go
> forward the WG must first resurrect the Relay Agent Assignment Notification
> (RAAN) draft:
>
> https://www.ietf.org/mail-archive/web/dhcwg/current/msg17651.html
>
> Otherwise, sedhcpv6 would be incompatible with Relays that must glean route
> information during DHCPv6 PD exchanges.

I've realized I misunderstood the meaning of zero IA-id (it doesn't
mean skipping encryption).  So, yes, it's incompatible with such
peeking relays.  It's probably better to describe the issue in
sedhcpv6 with a reference to the RAAN draft as a possible future
solution to it if and when it's adopted and standardized.

--
JINMEI, Tatuya